the world > movement > motion in specific manner > move in specific manner [verb (intransitive)] > move with a flourish > make flourishing or brandishing movement (4)
To swing round (the arm, a weapon) so as to gather impetus for a stroke. Also intransitive for reflexive.
intransitive. (See quot. 1825.) Scottish.
spec. To twirl or flourish (a stick) in menace or challenge. Also absol. (in Irish use).